Multiple SQL injection vulnerabilities in Enthrallweb eClassifieds allow remote attackers to execute arbitrary SQL commands via the (1) AD_ID, (2) cat_id, (3) sub_id, and (4) ad_id parameters to (a) ad.asp, the (5) cid parameter to (b) dircat.asp, and the (6) sid parameter to (c) dirSub.asp.
https://exchange.xforce.ibmcloud.com/vulnerabilities/30423
http://www.vupen.com/english/advisories/2006/4642
http://www.securityfocus.com/archive/1/452102/100/100/threaded